Download Plate Teconics Study Guide

Plate Tectonics Study Guide
Vocabulary
Pangaea
Divergent boundary
Convergent boundary
Transform boundary
Convection
Inner core
Outer core
Lithosphere
Asthenosphere
Mesosphere
Seismic Waves
Subduction Zones
Magnetic Reversal
Crust
Questions:
1. Describe the three compositional layers of the earth.
2. Describe the five physical layers of the earth.
3. Explain Wegner’s theory of continental drift.
4. Name four pieces of evidence that supports the theory of continental drift.
5. What provides us with knowledge about the interior of the earth?
6. What is evidence of sea-floor spreading?
7. What forces cause the earth’s plates to move?
8. Give an example of each type of tectonic plate boundary and where we see them?
9. Approximately how far do plates move each year?
10. Name four major tectonic plates.
11. Explain how convection causes tectonic plate movement.
12. Explain why the earth does not continually expand throughout time?
13. How does the texture of the mantle help tectonic plates move?
14. Compare oceanic and continental crusts.
Mantle
Tectonic plates
Continental drift
Sea-floor spreading
Plasticity
Slab pull
Ridge push